Son of the second earl (d. 1828); educated at Brasenose College, Oxford, he was Whig MP for Downton (1801) and Salisbury (1802-28), and an associate of Sir Francis Burdett and Samuel Whitbread.

REFERENCES TO William Pleydell- Bouverie, third earl of Radnor:

William Cobbett to Lord Folkestone, 9 October 1808 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Walter Scott to George Ellis, 3 November 1809 in Memoirs of the Life of Sir Walter Scott, Bart. 7 vols (Edinburgh: Robert Cadell, 1837)

Thomas Creevey to Eleanor Creevey, 29 January 1810 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Thomas Creevey to Eleanor Creevey, 1 June 1812 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Lady Holland to Eleanor Creevey, [1813] in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Samuel Rogers to Sarah Rogers, 1 December [1813] in Samuel Rogers and his Contemporaries 2 Vols (London: Smith, Elder & Co., 1889)

Henry Brougham to Thomas Creevey, 8 March 1815 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Henry Grey Bennet to Thomas Creevey, 21 July 1816 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

John Whishaw to Thomas Smith, 1 March 1817 in The “Pope” of Holland House: Selections from the Correspondence of John Whishaw and his Friends 1813-1840 (London: T. Fisher Unwin, 1906)

Thomas Creevey to Elizabeth Ord, 23 January 1821 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Thomas Creevey to Elizabeth Ord, 24 January 1821 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

John Whishaw to Thomas Smith, 16 February 1822 in The “Pope” of Holland House: Selections from the Correspondence of John Whishaw and his Friends 1813-1840 (London: T. Fisher Unwin, 1906)

Thomas Creevey to Elizabeth Ord, 28 February 1822 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Thomas Creevey to Elizabeth Ord, 18 April 1823 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Lord Holland to Samuel Rogers, 10 December 1830 in Samuel Rogers and his Contemporaries 2 Vols (London: Smith, Elder & Co., 1889)

Thomas Creevey to Elizabeth Ord, 6 June 1834 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)

Thomas Creevey to Elizabeth Ord, 11 March 1837 in The Creevey Papers: A Selection from the Correspondence & Diaries of the late Thomas Creevey, M.P. (London: John Murray, 1903)